Impact Select Air Duster Compressed Canned Air Keyboard Computer Cleaner Dust Off 10oz Can with Straw (4 Pack) Ideal for cleaning CPUs, keyboards, computer mice, and workstations Removes dust, lint and other contaminants from hard to reach areas Delivers pure moisture free blasts - 100% Ozone safe, contains no CFCs, HCFCs, Propane or Butane Contains a bitterant to discourage inhalant abuse Net Weight 10oz / 283g /332ml